Question

question 21
1 pts
why is the moon 1/8th the size of the earth but only 1/50th the mass?
it is composed of a stony asteroid
it is composed of earths surface rocks
it is composed of stoney - iron asteroidss
it is composed of iron asteroids
its composed of earths inner rocks

Explanation:

The moon is thought to have formed from a giant - impact event where a Mars - sized body collided with Earth. The material that formed the moon was mainly from Earth's surface rocks. This composition affects its mass compared to its size. Stony materials are less dense than some other possible compositions like iron - rich materials.

Answer:

It is composed of Earth's surface rocks